.TH "Attr_helper" 3 2024-02-29 OCamldoc "OCaml library"
.SH NAME
Attr_helper \- Helpers for attributes
.SH Module
Module   Attr_helper
.SH Documentation
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Module
.BI "Attr_helper"
 : 
.B sig end

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Helpers for attributes
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Warning: this module is unstable and part of
.ft B
Compiler_libs
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\&.

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.I type error 
=
 | Multiple_attributes
.B of 
.B string
 | No_payload_expected
.B of 
.B string
 
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.I val get_no_payload_attribute 
: 
.B string list -> Parsetree.attributes -> string Asttypes.loc option
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The 
.ft B
string list
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argument of the following functions is a list of
alternative names for the attribute we are looking for\&. For instance:
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.EX
.ft B
.br
\&      ["foo"; "ocaml\&.foo"]
.br
\&    
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.EE

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.I val has_no_payload_attribute 
: 
.B string list -> Parsetree.attributes -> bool
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.I exception Error 
.B of 
.B Location.t * error

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.I val report_error 
: 
.B Format.formatter -> error -> unit
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